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Rays and skates (Rajidae) (mainly thornback ray (Raja clavata)) in subareas 10 and 12 (Azores grounds and north of Azores) (Link to advice)	Download graphs and tables(.doc) Download stock data (XML) Download standard graphs (zip) - regular size Download standard graphs (zip) - powerpoint size View on the map View source data

Species: Rajidae
Stock code: raj.27.1012
Assessment Year:2021
Purpose:Advice
Assessment Key: 15635
Stock Key: 169197

Year	A_index	97.5%	2.5%	Landings

	Number of individuals (fisheries)			tonnes
1995	10.2	16.93	4.46	62
1996	7	10.22	3.67	71
1997	5.05	6.74	3.15	99
1998				117
1999	4.73	6.34	3.11	103
2000	4.03	6.92	1.53	83
2001	4.27	6.74	1.97	68
2002	17.15	24.92	10.39	70
2003	26.46	37.88	11.15	89
2004	13.43	18.3	9.12	72
2005	22.3	31.07	8.96	47
2006				62
2007	17.97	27.01	9.76	71
2008	8.29	11.93	4.24	72
2009				60
2010	7.29	9.86	4.62	68
2011	4.88	7.49	2.47	90
2012	6.6	8.88	4.43	103
2013	2.76	3.97	1.53	115
2014				180
2015				171
2016	3.7	5.11	2.29	127
2017	8.03	13.39	3.56	70
2018	4.09	5.92	2.29	61
2019	11.95	16.49	5.83	42
2020				60
Average	9.51	13.81	4.93	86

Fishing pressure

Stock size

2018

2019

2020

2017

2018

2019

Maximum sustainable yield

F_MSY

Unknown

MSY B_trigger

Undefined

Precautionary approach

F_pa,F_lim

Unknown

B_pa,B_lim

Undefined

Management plan

F_MGT

Not applicable

B_MGT

Not applicable

Qualitative evaluation

-

Unknown

-

Increasing